Air side
Air handlers, CRAHs and VAV boxes deliver cooling and fresh air into rooms. 31 device types.
Aisle containment
Doors and roof panels keep hot and cold air apart; a door left open mixes them. Roof panels drop open in a fire.
Protocols: BACnet/IP · Modbus TCP · SNMP v3
Used in: Data centers
6 brands: Envicool, Huawei, Schneider Electric, Subzero Engineering, Upsite Technologies, Vertiv
Background music system
Zoned background music, overridden by voice evacuation in a fire.
Protocols: BACnet/IP · Modbus TCP · MQTT
Used in: Commercial buildings
5 brands: Biamp, Bosch, Bose Professional, GST, ITC
Chilled beam / radiant panel
Cools and heats with water instead of air; condensation must be prevented.
Protocols: BACnet/IP · Modbus TCP
Used in: Commercial buildings · Healthcare
5 brands: Frenger, Halton, Price Industries, TROX, Zehnder China
CRAC (DX)
A computer-room unit with its own compressor, common in enterprise and edge rooms.
Protocols: BACnet/IP · Modbus TCP · SNMP v3 · OPC UA · Modbus RTU
Used in: Data centers
11 brands: Airedale, Canatal, Carel, Data Aire, Envicool, Rittal, Schneider Electric, Shenling, Stulz, Vertiv, Yimikang
CRAH
CRAHs use chilled water to cool server exhaust air and return it to the rack fronts. They directly set the server inlet temperature.
Protocols: BACnet/IP · Modbus TCP · SNMP v3 · OPC UA
Used in: Data centers
12 brands: Airedale, Canatal, Data Aire, Envicool, Motivair, Nortek Data Center Cooling, Rittal, Schneider Electric, Shenling, Stulz, Vertiv, Yimikang
Digital signage
Lobby, wayfinding and advertising screens; offline screens need attention.
Protocols: SNMP v3 · MQTT
Used in: Commercial buildings
5 brands: Broadsign, Leyard, LG Electronics, Samsung, Xibo
Electric heater
Duct or space electric heat; the high-limit must work.
Protocols: BACnet/IP · Modbus TCP · KNX · Modbus RTU
Used in: General & discrete manufacturing · Logistics & warehousing · Commercial buildings
5 brands: Chromalox, Chuangye, Indeeco, Price Industries, Stiebel Eltron
Energy recovery unit
Uses heat from exhaust air to pre-condition outdoor air, saving a lot of heating and cooling.
Protocols: BACnet/IP · Modbus TCP
Used in: Commercial buildings
6 brands: Daikin Applied, FläktGroup, Greenheck, SEMCO, Swegon, Systemair
Fan coil unit
The room-level unit of guest rooms and small spaces; valve and fan speed set how warm or cool the room is.
Protocols: Modbus TCP · Modbus RTU · BACnet/IP
Used in: Commercial buildings
14 brands: Automated Logic, Dashi, Delta Controls, Distech Controls, Hailin, Honeywell, Johnson Controls, KMC Controls, Sauter, Schneider Electric, Siemens, SUPCON, Tianda Qiushi, Trend Control Systems
Fan wall
A wall of small fans supplying the data hall; one fan failing barely matters. Cold-to-hot aisle pressure shows whether airflow is enough.
Protocols: BACnet/IP · Modbus TCP · SNMP v3
Used in: Data centers
Garage CO exhaust
Runs the garage exhaust to carbon monoxide level to protect people parking.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
Used in: Commercial buildings
4 brands: Detong, Greenheck, Loren Cook, Systemair
Guest room control unit
Key-card power, occupancy, temperature and service requests (DND / make up room) of a guest room. Unoccupied or vacant rooms set back on their own.
Protocols: BACnet/IP · KNX · Modbus TCP
Used in: Commercial buildings
4 brands: Honeywell, Interel, Schneider Electric, Wisdom RCU
HVLS fan
Big slow fans move warehouse air: cooler-feeling in summer, pushing warm air back down in winter.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
Used in: General & discrete manufacturing · Logistics & warehousing
4 brands: Big Ass Fans, Kale, MacroAir, Rite-Hite
IAQ sensor
Above about 1000 ppm CO2 people get drowsy and lose focus — a sign of too little fresh air.
Protocols: Modbus TCP · BACnet/IP · Modbus RTU · SNMP v3
Used in: Commercial buildings
14 brands: AKCP, BAPI, Dwyer, E+E Elektronik, Greystone Energy Systems, Hanwei Technology, Kunlun Coast, Qingyi, Renke, Rotronic, Setra, Siemens, TSI, Vaisala
In-row cooler
Sits in the rack row and delivers cold air straight to dense racks.
Protocols: BACnet/IP · Modbus TCP · SNMP v3
Used in: Data centers
5 brands: Envicool, Huawei, Schneider Electric, Stulz, Vertiv
Kitchen exhaust hood
Commercial kitchen exhaust with wet-chemical suppression (NFPA 96 / UL 300). Discharge shuts the gas automatically; the platform only monitors.
Protocols: BACnet/IP · Modbus TCP
Used in: Commercial buildings
3 brands: Ansul, CaptiveAire, Halton
Laundry washer-extractor
Linen washing is a big hot-water and power user; low water temperature weakens disinfection.
Protocols: Modbus TCP · OPC UA · Modbus RTU
Used in: Commercial buildings
4 brands: Electrolux Professional, JENSEN, Milnor, Sailstar
Motorized valve
A motor-operated valve on supply, drain or process piping. Position not following the command means a stuck valve or failed actuator.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
6 brands: Belimo, Danfoss, DunAn, Honeywell, Johnson Controls, Siemens
Pool circulation & treatment
Free chlorine and pH must stay within health-code limits; outside them the pool closes.
Protocols: Modbus TCP · BACnet/IP
Used in: Commercial buildings
Rack environment sensor
Top, middle and bottom inlet temperatures on each rack door (ASHRAE TC9.9).
Protocols: BACnet/IP · Modbus TCP · SNMP v3 · OPC UA
Used in: Data centers
6 brands: Huawei, Raritan, Rittal, Schneider Electric, Vertiv, Vertiv Geist
Rack PDU
Rack-level power, current and inlet temperature and humidity for capacity planning and hot-spot finding. Read-only.
Protocols: Modbus TCP · SNMP v3 · OPC UA
Used in: Data centers
8 brands: Clever, Eaton, Raritan, Rittal, Server Technology, Tripp Lite, Vertiv, Vertiv Geist
Revolving door
Lobby revolving door: safety-sensor stops and faults. It breaks out on fire alarm.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
Used in: Commercial buildings
5 brands: Boon Edam, dormakaba, GEZE, Horton Automatics, KBS
Rooftop unit
A packaged rooftop unit that cools, heats and ventilates one area of the building.
Protocols: BACnet/IP
Used in: General & discrete manufacturing · Logistics & warehousing · Commercial buildings
Sauna / spa heater
Sauna and spa heating; the high limit must work.
Protocols: Modbus TCP · MQTT · Modbus RTU
Used in: Commercial buildings
4 brands: Harvia, Kangzhiyuan, Mr.Steam, Tylö
Snow-melt system
Melts snow on ramps, helipads and steps from a snow sensor and slab temperature.
Protocols: Modbus TCP · BACnet/IP · Modbus RTU
Used in: Commercial buildings · Healthcare
Split DX / condensing unit
Split direct-expansion units for small rooms, lift rooms and walk-ins.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
Used in: Data centers · Logistics & warehousing · Commercial buildings
5 brands: Carrier, Copeland, Danfoss, Mitsubishi Electric, Snowman
VAV air handler
Each air handler serves a block of floors, adjusting airflow and fresh air to demand.
Protocols: BACnet/IP · Modbus TCP
Used in: Commercial buildings · Healthcare
10 brands: Daikin, Honeywell, Johnson Controls, Schneider Electric, Siemens, SUPCON, Tianda Qiushi, Trane, Trend Control Systems, Tridium
VAV box
A VAV box adjusts airflow to match room temperature — think of it as each room's own damper.
Protocols: BACnet/IP · Modbus TCP
5 brands: Belimo, Johnson Controls, Price Industries, Titus, Trane
VAV zone
Each zone's own damper: adjusts airflow to room temperature and CO2.
Protocols: BACnet/IP · Modbus TCP · Modbus RTU
Used in: Commercial buildings
22 brands: Alerton, Automated Logic, Belimo, Dashi, Delta Controls, Distech Controls, Hailin, Honeywell, Johnson Controls, Kieback&Peter, KMC Controls, Price Industries, Priva, Reliable Controls, Sauter, Schneider Electric, Siemens, SUPCON, Tianda Qiushi, Titus, Trane, Trend Control Systems
VRF indoor unit
The VRF terminal in a room: temperature, setpoint and filter status.
Protocols: BACnet/IP · Modbus TCP
Used in: Commercial buildings · Healthcare
6 brands: Daikin, Gree, Hisense Hitachi, LG Electronics, Midea, Mitsubishi Electric
VRF outdoor unit
One outdoor unit serves dozens of indoor units; compressor, pressures and communication decide a whole floor's comfort.
Protocols: BACnet/IP · Modbus TCP
Used in: Logistics & warehousing · Commercial buildings · Healthcare
6 brands: Daikin, Gree, Hisense Hitachi, LG Electronics, Midea, Mitsubishi Electric
A brand that is not listed can still be connected if the device speaks one of the supported protocols: it starts from the generic protocol template and is adjusted to the vendor's point list.